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Freelog 125
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Letterbox.hlsl
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2014-10-05
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1KB
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41 lines
/*
* (C) 2003-2006 Gabest
* (C) 2006-2013 see Authors.txt
*
* This file is part of MPC-HC.
*
* MPC-HC is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* MPC-HC is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
sampler s0 : register(s0);
float4 p0 : register(c0);
#define width (p0[0])
#define height (p0[1])
float4 main(float2 tex : TEXCOORD0) : COLOR
{
float4 c0 = 0;
float2 ar = float2(16, 9);
float h = (1 - width / height * ar.y / ar.x) / 2;
if (tex.y >= h && tex.y <= 1 - h) {
c0 = tex2D(s0, tex);
}
return c0;
}